// Press Shift twice to open the Search Everywhere dialog and type `show whitespaces`,
// then press Enter. You can now see whitespace characters in your code.
public class four {
    public static void main(String[] args) {
        int arr[] = {1,2,3,4,5,6,7,8,9,10};
        System.out.println("数组元素个数为:");
        System.out.println(arr.length);
        System.out.println("数组元素依次为:");
        for (int i = 0;i < arr.length;i++)
        {
            System.out.print(arr[i] +" ");
        }
    }
}